Furnace Types TRIZ Cases

Accelerated water cooling stops at 450°C to form a bainitic structure, then quenching and tempering refine crystal grains to improve toughness.

Austenitizing and hot forming air-hardening steel tubes produces U-shaped torsion beam axles with tailored strength zones, reducing manufacturing complexity.

A cold-rolled steel sheet maintains a fine ferrite structure through optimized annealing parameters and specific chemical composition.

Quenching and tempering form hexagonal M2C carbides that trap hydrogen, resolving the yield strength versus SSC resistance contradiction.

Electrolytic diffusion creates a surface-enriched silicon layer that preserves bulk toughness while enhancing magnetic permeability.

Boron and antimony inhibit nitrogen absorption in the surface layer, maintaining hardenability while eliminating complex cooling control processes.

Pickling removes silicon oxides from cold-rolled steel surfaces to enable effective chemical conversion coating.

A ferritic stainless steel surface distributes TiN particles to enhance temper color removal performance.

A bainite steel rail wheel uses targeted water spray cooling to harden the rim tread while normalizing the web and hub for balanced mechanical properties.

A steel member maintains toughness through precise alloy composition and controlled microstructure.

A low-alloy steel plate achieves high yield strength and weldability through optimized chemical composition and thermomechanical controlled processing.

Optimized carbon and nitrogen content in a cold work tool steel resolves the hardness corrosion trade-off by increasing chromium in solid solution.

A press furnace control unit detects penetration speed deviations to prevent muffle bursting during ceramic pressing.

Controls bainite lath interval to 400 nm for high strength while maintaining low-temperature toughness.

Boron addition enables lower heating temperatures during manufacturing, preventing grain coarsening and preserving low-temperature toughness in the final pipe.

Plasma treatment converts transition metal substrates into active nitride electrocatalysts, replacing costly noble metals to lower hydrogen production expenses.

Controlling coiling temperature between 620°C and 750°C prevents harmful Cu-rich cluster precipitation, improving toughness while maintaining workability.

A high-strength cold-rolled steel sheet achieves uniform tensile strength through controlled annealing in the alpha-gamma phase region.

A high-strength steel sheet controls dislocation density differences between surface and interior layers to enhance ductility.

Replacing conventional rolling, large-strain extrusion machining produces high-silicon Fe-Si sheets up to 6.5 wt.% without cracking.

Controlled rolling and microalloying eliminate tempering steps to achieve low yield ratio and high toughness without expensive alloying elements.

Recrystallization annealing balances mechanical resistance and formability in high manganese austenitic steel.

Controlled cooling and induction heating create a bainite microstructure that resolves uneven hardness while maintaining tensile strength above 520 MPa.

A free-cutting copper alloy uses controlled bismuth and phosphorus additions to maintain machinability while minimizing lead content.

Segmented induction and radiant zones heat steel strips past the Curie point to eliminate longitudinal temperature gradients and coating defects.

A high carbon steel tube achieves superior machinability through stretch reducing rolling that disperses cementite grains within a ferrite base.

Non-magnetic austenitic steel uses a composition index to control alloy balance.

Austenitic stainless steel with controlled nickel and nitrogen content achieves high tensile strength through precipitation hardening.

Segmented heating and quenching reduce martensite package size to increase yield strength.

Variable air ratio heating and reducing atmosphere soak-annealing prevent excessive silicon oxidation while maintaining tensile strength above 590 MPa.

A non-heat treated steel composition manages carbon concentration at grain boundaries during high-temperature induction hardening.

Microalloying with Ti, Nb, V, and B refines heat affected zone grains to maintain low temperature toughness without multi-pass welding.

Partitioned martensite and retained austenite microstructures enhance steel formability.

A steel sheet manufacturing method controls rinse water conductivity and drying timing to stabilize surface properties.

A sintering apparatus circulates cooling gas to the upper material layer to enhance combustion efficiency.

A ferritic stainless steel achieves high ductility through controlled Ti(CN) precipitate distribution.

Controlled silicon content and rust inhibiting oil anchor scale to the steel sheet, preventing molten metal adhesion to dies.

Limiting niobium and phosphorus prevents precipitate-induced weld cracking while vanadium and aluminum maintain corrosion resistance in double-welded zones.

Rotating the inductor assembly instead of the workpiece eliminates vibration limits, allowing higher rotation speeds and improved hardening quality.

Optimized alloy composition and thermomechanical processing resolve the trade-off between strength and formability while increasing recycled aluminum content.

A high-strength steel sheet combines bainitic ferrite with residual austenite to achieve superior elongation and stretch flangeability.

A wear-resistant steel plate uses a martensitic microstructure to achieve high hardness and toughness.

Multi-step heat treatment enhances precipitation strengthening in low-temperature thick-plate structural steel, resolving strength-toughness trade-offs.

Spheroidized cementite in a ferrite matrix allows zero-clearance fine blanking while extending mold life and improving stretch flanging performance.

Optimized chemical composition suppresses abnormal grain growth during quenching, preventing component cracking and die wear in cold forged parts.

Reducing nickel in stainless steel lowers production costs while manganese and copper maintain the austenitic structure needed for deep drawing.

Grain boundary reinforcement in austenitic high manganese steel raises yield strength without sacrificing ductility or impact toughness.

Optimized chemical composition enhances creep strength and stress corrosion resistance in boiler heat transfer tubes.

Optimized manganese and chromium content in martensitic steel improves hardenability and fracture appearance transition temperature for large rotor shafts.